Space Weather Outlook May 11, 2015 at 02:05AM

Official Space Weather Advisory issued by NOAA Space Weather Prediction Center Boulder, Colorado, USA SPACE WEATHER ADVISORY OUTLOOK #15-19 2015 May 10 at 11:54 p.m. MDT (2015 May 11 0554 UTC) **** SPACE WEATHER OUTLOOK **** Summary For May 4-10 R1 (Minor) radio blackouts occurred on 05-06 May due to flare activity from active sunspot Regions 2335 and 2339. An R3 (Strong) radio blackout occurred on 05 May due to flare activity from active sunspot Region 2339. G1 (Minor) geomagnetic storming occurred on 06 May due to a coronal mass ejection that was the result of a 02 May filament eruption. Outlook For May 11-17 There is a chance for R1-R2 (Minor-Moderate) radio blackouts for the forecast period (11-17 May) due to potential significant flare activity from active sunspot Region 2339. G1 (Minor) geomagnetic storming is likely on 12-13 May due to coronal hole high speed stream activity. Data used to provide space weather services are contributed by NOAA, USAF, NASA, NSF, USGS, the International Space Environment Services and other observatories, universities, and institutions. More information is available at SWPC's Web site http://swpc.noaa.gov Thank you for using the Product Subscription Service. If you would like to remove a product subscription or update the personal information in your account, go to the Product Subscription Site. Please do not use the from address for correspondence, as it is not monitored. For comments or help, please contact SWPC Help.